The GASK('OPENGRAPH',
. . . ) routine returns the name of the graph that is currently open.
The name returned is
one of the following:
-
the name specified in the GRAPH('CLEAR',
. . . ) function
-
if the name is omitted from the
GRAPH('CLEAR', . . . ) function, some form of DSGI: for example, DSGI,
DSGI1, and DSGI2